Unreal Engine Issues
Unreal Engine Issues
SteamVR - Packaged project does not scale to monitor bounds
UE - Platform - XR - Oct 4, 2019Packaged projects will not match monitor resolution when SteamVR is being used. STEAMVR 1.7.15 used ...
MaxDrawDistance set by CullDistanceVolume is lost on saving sublevel
UE - World Creation - Worldbuilding Tools - Feb 21, 2025The UpdateCullDistanceVolumes behavior when saving was changed by CL-36588597. Only CullDistanceVolumes in the same sublevel can affect Max Draw Distance. ...
Motion Matching FPS instability causes jittering when using the root offset node
UE - Anim - Gameplay - Feb 23, 2026Offset root node is affected by frame rate and produces jitter in it's motion across various settings and styles. ...
OSVR fatal error while playing in -game
UE - Platform - XR - May 6, 2016Found on: //UE4/Dev-VR CL-2967563 About 1/6th of the time I'd start a -game instance and go in to stereo on the OSVR, the game would seemingly just close itself. I say close as opposed to crash, si ...
Reimporting skeletal mesh clears material references from material slots
Tools - Jan 30, 2017This occurs in //UE4/Release-4.15, //UE4/Dev-Editor, and //UE4/Main Does not occur in 4.14.3 ...
Automotive Photo Studio Template project renders custom render passes incorrectly
UE - Editor - Content Pipeline - Datasmith - Importer - Dec 19, 2019Renders with a custom render pass from the level in the Automotive Photo Studio Template are incorrect. They appear to be affected by auto exposure. ...
Shader Complexity not working correctly on Deferred Decals
UE - Rendering - Graphics Features - Sep 3, 2020If you place a deferred decal in the world and then set the view mode of the viewport to "Shader Complexity", the decal doesn't affect the complexity value. ...
Font outlines do not multiply color and opacity from parent widgets
UE - Editor - UI Systems - Slate - Jan 16, 2017We don't currently multiply by the parent widget's color and opacity when calculating the color and opacity of a text block's outline. Since color and opacity are precalculated before the outline is ...
GameplayTagContainers can cause a crash in packaged builds when Event Driven Loading is enabled
UE - Gameplay - Dec 15, 2017A user has reported that using a GameplayTagContainer can cause a packaged build to crash when EDL is enabled in certain cases. In this case, if the base C++ class that includes this GameplayTagCont ...
Enabling Merge GC Clusters and Blueprint Clustering causes a packaged Window project to crash
UE - Foundation - Core - Cooker - Jan 3, 2019Enabling the check boxes for Merge GC Clusters and Blueprint Clustering causes packaged Windows projects to crash on startup. The log and dump files regarding this crash have been attached to this t ...